Bell 206L & 407 Cargo Hook System Onboard Systems International, Inc., has today announced that its cargo hook kits and Onboard Weighing Systems for the Bell 206L and 406 aircraft models have been certified for use in Mexico by the Dirección General de Aeronáutica Civil (DGAC). A Certificado de Tipo Suplementario was issued for the products covered under FAA STC SR00898SE, which includes the cargo hook suspension systems and Onboard Weighing Systems manufactured by Onboard Systems for use on these Bell aircraft models.